Da

Da, DA, dA, DÄ and other variants may refer to:

Daylight saving time (DST), also daylight savings time or daylight time (United States) and summer time (United Kingdom, European Union, and others), is the practice of advancing clocks during summer months so that evening daylight lasts longer, while sacrificing normal sunrise times.

Darth Vader is a fictional character in the Star Wars franchise. He is a primary antagonist in the original trilogy, but, as Anakin Skywalker, is the main protagonist of the prequel trilogy.

David Robert Jones (8 January 1947 – 10 January 2016), known professionally as David Bowie (, BOH-ee), was an English singer-songwriter and actor.

David Robert Joseph Beckham (UK: ; born 2 May 1975) is an English former professional footballer, the current president of Inter Miami CF and co-owner of Salford City.

Daniel Ryan Cormier (born March 20, 1979) is an American mixed martial artist and former Olympic wrestler currently signed to the Ultimate Fighting Championship (UFC), where he is a former two-division world champion, having held the heavyweight and light heavyweight world championships simultaneously.

Dallas () is a city in the U.S. state of Texas and the seat of Dallas County, with portions extending into Collin, Denton, Kaufman and Rockwall counties.

Ralph Dale Earnhardt, III, (born October 10, 1974) is an American, semi-retired, professional stock car racing driver.

A database is an organized collection of data, generally stored and accessed electronically from a computer system.